Coursera Data Products Week 3 Project

2024-05-04

Teacher Licensure in Virginia, USA

In Virginia, public school teachers must be licensed
However, some teachers only hold a temporary provisional license
Question: Do schools with higher percentages of provisionally-licensed teaches have lower test scores?

Data Sources

Virginia Department of Education data for school year 2021-2022
https://www.kaggle.com/datasets/zsetash/virginia-public-schools?resource=download
Variables of interest for each school
- Standards of Learning (SOL) passing rates
- Percentage of provisionally licensed teachers
- School poverty level

Passing Rates Decrease with Increasing Provisional Licensure and Poverty

ANOVA: Both Licensure and Poverty Level Are Significant

ANOVA Test Results
	Df	Sum Sq	Mean Sq	F value	Pr(>F)
Poverty_Level	2	147691.395	73845.6977	475.533910	0.0000000
Provisional_Percent	1	12389.256	12389.2560	79.781376	0.0000000
Poverty_Level:Provisional_Percent	2	1280.747	640.3737	4.123726	0.0163326
Residuals	1856	288218.384	155.2901	NA	NA